Feeling those doubles today.
Links from conversations:
open JTAG: http://openocd.berlios.de/web/
LED BALL: http://ledeffects.net/pages/?id=16
HArd DRive Speakers: http://www.afrotechmods.com/cheap/hdspeakers/hdspeakers.htm
, http://home.insightbb.com/~stephenwmoore/Speakers/Hard_Drive_Speaker.htm